Current & Previous Month 24-hr PSI Readings for Singapore
PSI Reading for Singapore

Date
September 2006
October 2006
North South East West Central Overall
Singapore
North South East West Central Overall
Singapore
1
42
40
40
35
42
42
40
41
38
34
37
41
2
39
38
31
41
37
41
70
73
71
68
70
73
3
37
43
36
41
39
43
55
62
54
61
58
62
4
39
44
37
49
40
49
39
51
39
52
41
52
5
46
44
37
45
43
46
49
53
41
54
45
54
6
44
44
38
48
40
48
56
65
55
80
57
80
7
55
52
48
60
50
60
117
128
101
122
112
128
8
56
53
53
55
54
56
73
86
71
109
80
109
9
44
41
36
52
44
52
49
52
50
52
52
52
10
49
38
39
60
38
60
59
56
57
59
55
59
11
36
29
26
47
33
47
67
64
60
71
70
71
12
46
40
35
51
39
51
65
63
60
71
66
71
13
42
40
34
39
38
42
50
46
43
54
47
54
14
54
45
39
53
45
54
63
57
58
72
57
72
15
56
34
43
50
35
56
92
89
93
93
88
93
16
25
16
18
31
19
31
89
94
91
98
92
98
17
30
29
21
31
31
31
18
32
24
24
27
26
32
19
42
32
33
40
39
42
20
33
36
30
36
34
36
21
50
53
49
53
51
53
22
50
51
48
51
50
51
23
52
50
51
49
48
52
24
44
40
43
37
40
44
25
54
54
49
53
52
54
26
50
48
47
51
50
51
27
52
52
52
51
52
52
28
55
58
55
66
57
66
29
43
49
43
50
47
50
30
54
52
46
51
51
54
31

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