NR disorders	Sample	Population	Percentage (%)
0	5441	2,764,162	35.8
1	2568	1,269,005	16.9
2	1985	947,338	13.1
3	1625	733,925	10.7
4	1326	549,397	8.7
5	931	402,049	6.1
6	652	270,974	4.3
7	350	129,241	2.3
8	188	76,082	1.2
9	80	24,235	0.5
> = 10	50	17,118	0.3
Total	15,196	7183,526

Absolute numbers reflect the distribution of the sample (i.e. not adjusted to the study design), while the percentages are projected to the population after using the survey weights