NEHA Green Book

30

ASSOCIATION OF SANITARIANS/ NATIONAL ENVIRONMENTAL HEALTH ASSOCIATION Membership Numbers 1956 - 1987

7000

7000

~

- 6500

6500 -

6017 - - - 5940 6023 -

-

6275 W1

-

-

6000

6000

5940

5253 -

- -

-

5500 -

5500

5656

-

5428 ~

-

-

5325

- - -

5000

5000

5013

5098

-

-

5000

- - -

4746

4711

4500

4500

4357 4355 - -

3914 - - 3801 - 1--- 3555 3547

4200

4{)()()

4-000

-

4024

-

-

3500

3500

3556

3000 -

- 3000

- !

2500 -

2500

- ~

2000 -

2000

r-- 2000

-

1500 -1649

1500

~

1000

1000 1956 1958 1961 1963 1965 1966 1967 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987

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