1970 1980

1970 • 113 Readers • 152 pages • 3.4

1950 • 171 Readers • 90 pages • 3.7

1977 • 790 Readers • 481 pages • 4

1974 • 671 Readers • 218 pages • 4

1970 • 259 Readers • 175 pages • 3.6

1971 • 48 Readers • 321 pages • 4.5

1978 • 7 Readers • 286 pages

1971 • 349 Readers • 320 pages • 4.1

1973 • 45 Readers • 401 pages • 3.7

1975 • 41 Readers • 238 pages • 3.5

1973 • 1,131 Readers • 465 pages • 4.2

1976 • 92 Readers • 222 pages • 3.5