ERIC Microfiche Statistics
| 1966-67 |
ED010000 - ED012348 |
4,426 |
2,349 |
| 1968 |
ED012349 - ED021151 |
13,679 |
8,803 |
| 1969 |
ED021152 - ED031604 |
15,899 |
10,453 |
| 1970 |
ED031605 - ED042060 |
16,188 |
10,456 |
| 1971 |
ED042061 - ED054390 |
18,893 |
12,330 |
| 1972 |
ED054391 - ED066620 |
19,555 |
12,230 |
| 1973 |
ED066621 - ED080787 |
17,031 |
14,167 |
| 1974 |
ED080788 - ED095253 |
17,800 |
14,466 |
| 1975 |
ED095254 - ED110594 |
19,938 |
15,341 |
| 1976 |
ED110595 - ED127413 |
20,891 |
16,819 |
| 1977 |
ED127414 - ED142684 |
19,911 |
15,271 |
| 1978 |
ED142685 - ED157987 |
20,689 |
15,303 |
| 1979 |
ED157988 - ED174743 |
22,378 |
16,756 |
| 1980 |
ED174744 - ED190736 |
22,645 |
15,993 |
| 1981 |
ED190737 - ED205670 |
21,233 |
14,934 |
| 1982 |
ED205671 - ED219495 |
19,213 |
13,825 |
| 1983 |
ED219496 - ED233122 |
18,772 |
13,627 |
| 1984 |
ED233123 - ED247369 |
19,651 |
14,247 |
| 1985 |
ED247370 - ED260172 |
17,636 |
12,803 |
| 1986 |
ED260173 - ED272646 |
16,630 |
12,474 |
| 1987 |
ED272647 - ED284955 |
16,264 |
12,309 |
| 1988 |
ED284956 - ED297084 |
16,322 |
12,129 |
| 1989 |
ED297085 - ED309233 |
15,972 |
12,149 |
| 1990 |
ED309234 - ED322285 |
17,550 |
13,052 |
| 1991 |
ED322286 - ED335440 |
17,801 |
13,155 |
| 1992 |
ED335441 - ED348465 |
18,352 |
13,025 |
| 1993 |
ED348466 - ED360465 |
16,653 |
12,000 |
| 1994 |
ED360466 - ED373138 |
17,231 |
12,673 |
| 1995 |
ED373139 - ED385671 |
17,103 |
12,533 |
| 1996 |
ED385672 - ED398351 |
17,016 |
12,680 |
| 1997 |
ED398352 - ED410370 |
16,429 |
12,019 |
| 1998 |
ED410371 - ED421609 |
15,124 |
11,239 |
| 1999 |
ED421610 - ED432654 |
15,678 |
11,045 |
| 2000 |
ED432655 - ED442922 |
13,929 |
10,268 |
| 2001 |
ED442923 - ED455358 |
16,501 |
12,436 |
| 2002 |
ED455359 - ED465859 |
13,972 |
10,501 |
| 2003 |
ED465860 - ED476550 |
14,000 |
10,691 |
| 2004 |
ED476551 - ED483046 |
8,385 |
6,496 |
| TOTALS |
|
647,340 |
473,047 |
|
|
|
Help