Table 5.

Number of excess for HARD due to SO₂ and NO₂ exposure in sampling sites

Concentration (µg/m3)	Cummulative number per 100,000 person
	AinSkhona		Shoubra El-Khaima
	SO2	NO2	SO2	NO2
< 10	0	0	0	0
10 – 19	2	1	0	0
20 – 29	4	4	0	0
30 – 39	8	5	4	2
40 – 49	14	9	7	19
50 – 59	18	14	27	29
60 – 69	0	15	36	72
70 – 79	0	0	92	113
80 – 89	0	0	144	166
90 – 99	0	0	180	186
100 – 109	0	0	254	201
110 – 119	0	0	281	225
120 – 129	0	0	311	234
130 – 139	0	0	0	0
140 – 149	0	0	0	0
150 – 159	0	0	0	0
160 – 169	0	0	0	0
170 – 179	0	0	0	0
180 – 189	0	0	0	0
190 – 199	0	0	0	0
200 – 249	0	0	0	0
250 – 299	0	0	0	0
300 – 349	0	0	0	0
350 – 399	0	0	0	0
> = 400	0	0	0	0