Age Groups	People with Positive Spherical Lenses
Age Groups	+0.25/+0.75	+1.00/+1.75	+2.00/+2.75	+3.00/3.75	+4.00/+4.75
30/34 years old	57	10	0	0	0
35/39 years old	70	16	0	0	0
40/44 years old	111	29	0	0	0
45/49 years old	215	229	57	10	1
50/54 years old	223	479	192	43	12
55/59 years old	97	443	461	147	43
60/64 years old	19	178	437	216	69
65/69 years old	6	55	269	230	82
70/74 years old	8	23	125	142	75
75/79 years old	0	16	44	63	43