Table 1.

	Interview
Interview*	1	2	3	4	5	6	7	8	9	10	11
Min	18	4	7	0	24	3	28	13	0	32	10
Max	26	15	18	6	32	8	35	19	2	42	17
Median	21	13	15	4	28	6	31	16	0	38	13
Mean	21.56	12.24	14.53	3.59	28.18	5.65	31.23	16.62	0.62	37.23	12.92
Std. Dev.	2.23	2.73	2.58	1.87	2.40	1.66	2.31	1.61	0.77	3.47	2.29
1st Quartile	18	4	7	0	24	3	28	13	0	32	10
2nd Quartile	20	12	14	3	27	5	30	16	0	34	11
3rd Quartile	21	13	15	4	28	6	31	16	0	38	13
4th Quartile	22	14	16	5	30	7	33	18	1	38	14
End of 4th Quartile	26	15	18	6	32	8	35	19	2	42	17
ICC	0.994	0.982	0.984	0.961	0.991	0.975	0.995	0.992	0.735	0.984	0.986

^*Interviews 1–6 were used in Study 1; Interviews 4 and 7–11 were used in study 2