Types of information needed

Level of contact once a week

Level of contact twice in a month

Level of contact once a month

Level of contact sometimes

Total

Chi square value

Commercial

41 (30.8%)

0 (0.0%)

0 (0.0%)

92 (69.2%)

133

Missing values

Legal

0 (0.0%)

37 (67.3%)

18 (32.7%)

0 (0.0%)

55

Missing values

Scientific

0 (0.0%)

0 (0.0%)

168 (47.2%)

0 (0.0%)

168

Missing values

Total

41 (11.5%)

37 (10.0%)

186 (52.2%)

92 (25.8%)

356 (96.7%)

X2 = 572.314