| Historical Enrollments
Cohort Survival Ratios- 10 Years |
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RATIOS |
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| Year |
1984 |
1985 |
1986 |
1987 |
1988 |
1989 |
1990 |
1991 |
1992 |
1993 |
1994 |
1995 |
1996 |
1997 |
1998 |
1999 |
2000 |
2001 |
2002 |
Ave. Ratios |
Each class can be |
| E.L. LB |
104 |
104 |
132 |
133 |
143 |
139 |
132 |
137 |
142 |
|
144 |
141 |
152 |
162 |
155 |
133 |
154 |
132 |
134 |
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traced from one |
| YEAR |
Oct-89 |
Oct-90 |
Oct-91 |
Oct-92 |
Oct-93 |
Oct-94 |
Oct-95 |
Oct-96 |
Oct-97 |
Oct-98 |
Oct-99 |
Oct-2000 |
Oct-2001 |
Oct-2002 |
Oct-2003 |
Oct-2004 |
Oct-2005 |
Oct-2006 |
Oct-2007 |
Recent 5 yr. |
grade level to the |
| K (actual) |
169 |
160 |
150 |
174 |
176 |
178 |
168 |
165 |
159 |
190 |
137 |
176 |
164 |
183 |
174 |
173 |
176 |
185 |
183 |
P.Factors |
next succeeding |
| K:B |
1.6250 |
1.5385 |
1.1364 |
1.3083 |
1.2308 |
1.2806 |
1.2727 |
1.2044 |
1.1197 |
1.6522 |
0.9514 |
1.2482 |
1.0789 |
1.1296 |
1.1226 |
1.3008 |
1.1429 |
1.4015 |
1.3657 |
1.2667 |
grade level. |
| 1 |
176 |
193 |
190 |
192 |
202 |
197 |
221 |
190 |
193 |
185 |
202 |
167 |
192 |
177 |
211 |
196 |
201 |
190 |
205 |
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| 1:K |
|
1.1420 |
1.1875 |
1.2800 |
1.1609 |
1.1193 |
1.2416 |
1.1310 |
1.1697 |
1.1635 |
1.0632 |
1.2190 |
1.0909 |
1.0793 |
1.1530 |
1.1264 |
1.1618 |
1.0795 |
1.1081 |
1.1258 |
The cohort survival |
| 2 |
170 |
176 |
199 |
196 |
190 |
202 |
197 |
214 |
189 |
187 |
187 |
204 |
163 |
197 |
188 |
207 |
208 |
207 |
205 |
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ratio is then |
| 2:1 |
|
1.0000 |
1.0311 |
1.0316 |
0.9896 |
1.0000 |
1.0000 |
0.9683 |
0.9947 |
0.9689 |
1.0108 |
1.0099 |
0.9760 |
1.0260 |
1.0621 |
0.9810 |
1.0612 |
1.0299 |
1.0789 |
1.0426 |
derived. |
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| 3 |
184 |
174 |
185 |
203 |
202 |
196 |
200 |
202 |
230 |
200 |
182 |
189 |
210 |
186 |
206 |
194 |
199 |
214 |
220 |
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| 3:2 |
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1.0235 |
1.0511 |
1.0201 |
1.0306 |
1.0316 |
0.9901 |
1.0254 |
1.0748 |
1.0582 |
0.9733 |
1.0107 |
1.0294 |
1.1411 |
1.0457 |
1.0319 |
0.9614 |
1.0288 |
1.0628 |
1.0261 |
The five most recent |
| 4 |
197 |
183 |
180 |
196 |
204 |
201 |
194 |
201 |
195 |
225 |
193 |
193 |
196 |
213 |
187 |
204 |
204 |
213 |
223 |
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year survival ratios |
| 4:3 |
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0.9946 |
1.0345 |
1.0595 |
1.0049 |
0.9950 |
0.9898 |
1.0050 |
0.9653 |
0.9783 |
0.9650 |
1.0604 |
1.0370 |
1.0143 |
1.0054 |
0.9903 |
1.0515 |
1.0704 |
1.0421 |
1.0319 |
are averaged to |
| 5 |
190 |
194 |
186 |
197 |
192 |
203 |
196 |
198 |
216 |
195 |
224 |
205 |
196 |
202 |
215 |
204 |
215 |
209 |
214 |
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determine the |
| 5:4 |
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0.9848 |
1.0164 |
1.0944 |
0.9796 |
0.9951 |
0.9751 |
1.0206 |
1.0746 |
1.0000 |
0.9956 |
1.0622 |
1.0155 |
1.0306 |
1.0094 |
1.0909 |
1.0539 |
1.0245 |
1.0047 |
1.0367 |
progression factor |
| 6 |
154 |
152 |
203 |
205 |
202 |
192 |
210 |
194 |
202 |
206 |
193 |
227 |
224 |
201 |
222 |
227 |
210 |
220 |
221 |
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to be used. |
| 6:5 |
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0.8000 |
1.0464 |
1.1022 |
1.0254 |
1.0000 |
1.0345 |
0.9898 |
1.0202 |
0.9537 |
0.9897 |
1.0134 |
1.0927 |
1.0255 |
1.0990 |
1.0558 |
1.0294 |
1.0233 |
1.0574 |
1.0530 |
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| 7 |
165 |
154 |
193 |
213 |
208 |
192 |
186 |
210 |
189 |
194 |
207 |
196 |
234 |
220 |
217 |
228 |
231 |
225 |
226 |
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| 7:6 |
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1.0000 |
1.2697 |
1.0493 |
1.0146 |
0.9505 |
0.9688 |
1.0000 |
0.9742 |
0.9604 |
1.0049 |
1.0155 |
1.0308 |
0.9821 |
1.0796 |
1.0270 |
1.0176 |
1.0714 |
1.0273 |
1.0446 |
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| 8 |
154 |
167 |
159 |
199 |
208 |
202 |
190 |
191 |
197 |
187 |
195 |
212 |
203 |
236 |
220 |
214 |
238 |
245 |
227 |
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| 8:7 |
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1.0121 |
1.0325 |
1.0311 |
0.9765 |
0.9712 |
0.9896 |
1.0269 |
0.9381 |
0.9894 |
1.0052 |
1.0242 |
1.0357 |
1.0085 |
1.0000 |
0.9862 |
1.0439 |
1.0606 |
1.0089 |
1.0199 |
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| 9 |
160 |
170 |
179 |
173 |
200 |
209 |
217 |
199 |
216 |
242 |
215 |
221 |
235 |
223 |
252 |
238 |
241 |
256 |
247 |
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| 9:8 |
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1.1039 |
1.0719 |
1.0881 |
1.0050 |
1.0048 |
1.0743 |
1.0474 |
1.1309 |
1.2284 |
1.1497 |
1.1333 |
1.1085 |
1.0985 |
1.0678 |
1.0818 |
1.1262 |
1.0756 |
1.0082 |
1.0719 |
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| 10 |
156 |
152 |
168 |
179 |
172 |
194 |
218 |
220 |
207 |
193 |
209 |
210 |
207 |
228 |
217 |
245 |
238 |
241 |
242 |
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| 10:9 |
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0.9500 |
0.9882 |
1.0000 |
0.9942 |
0.9700 |
1.0431 |
1.0138 |
1.0402 |
0.8935 |
0.8636 |
0.9767 |
0.9367 |
0.9702 |
0.9731 |
0.9722 |
1.0000 |
1.0000 |
0.9453 |
0.9781 |
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| 11 |
135 |
151 |
152 |
168 |
165 |
164 |
190 |
209 |
210 |
196 |
194 |
198 |
191 |
207 |
230 |
205 |
239 |
233 |
237 |
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| 11:10 |
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0.9679 |
1.0000 |
1.0000 |
0.9218 |
0.9535 |
0.9794 |
0.9587 |
0.9545 |
0.9469 |
1.0052 |
0.9474 |
0.9095 |
1.0000 |
1.0088 |
0.9447 |
0.9755 |
0.9790 |
0.9834 |
0.9783 |
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| 12 |
159 |
138 |
144 |
142 |
160 |
161 |
161 |
184 |
202 |
198 |
182 |
186 |
187 |
190 |
198 |
220 |
189 |
229 |
244 |
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| 12:11 |
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1.0222 |
0.9536 |
0.9342 |
0.9524 |
0.9758 |
0.9817 |
0.9684 |
0.9665 |
0.9429 |
0.9286 |
0.9588 |
0.9444 |
0.9948 |
0.9565 |
0.9565 |
0.9220 |
0.9582 |
1.0472 |
0.9681 |
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| K-5 |
1086 |
1080 |
1090 |
1158 |
1166 |
1177 |
1176 |
1170 |
1182 |
1182 |
1125 |
1134 |
1121 |
1158 |
1181 |
1178 |
1203 |
1218 |
1250 |
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| 6-8 |
473 |
473 |
555 |
617 |
618 |
586 |
586 |
595 |
588 |
587 |
595 |
635 |
661 |
657 |
659 |
669 |
679 |
690 |
674 |
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| 9-12 |
610 |
611 |
643 |
662 |
697 |
728 |
786 |
812 |
835 |
829 |
800 |
815 |
820 |
848 |
897 |
908 |
907 |
959 |
970 |
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| Add PK: |
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50 |
42 |
39 |
46 |
55 |
52 |
49 |
52 |
49 |
48 |
47 |
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| K-12 |
2169 |
2164 |
2288 |
2437 |
2481 |
2491 |
2548 |
2577 |
2655 |
2640 |
2559 |
2630 |
2657 |
2715 |
2786 |
2807 |
2838 |
2915 |
2941 |
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pg 4 |
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