First survey (N = 134)

Second survey (N = 49)

Third survey (N = 45)

The range of average values of answers

3.3 - 4.6

3.6 - 4.8

3.8 - 4.8

Median

**

4.2

4.5

4.5

Consensus rate (%)

47.1 - 91.8

54.1 - 98.0

64.4 - 97.8

mean

75.3

86.4

87.3