  lon     lat    y     s     pop i1 i2 i3 i4 i5 i6 i7 pm10  o3  no2   so2  co
-118.23  34.05  0.38  0.19  8.86  0  0  1  0  0  0  0 46.0 22.8 39.4  1.9 1.51
 -73.97  40.78  1.11  0.29  8.20  0  0  0  0  0  1  0 28.8 19.6 38.9 12.8 2.04
 -87.90  41.98  0.31  0.10  5.11  0  0  0  0  1  0  0 35.6 18.6 24.3  4.6 0.79
 -97.03  32.90 -0.41  0.63  3.31  0  0  0  0  0  0  1 23.8 25.3 13.8  1.1 0.74
 -95.35  29.97  0.18  0.33  2.82  0  0  0  0  0  0  1 30.0 20.5 18.8  2.8 0.89
-117.17  32.73  1.10  0.47  2.50  0  0  1  0  0  0  0 33.6 31.6 22.9  1.7 1.10
-117.92  33.83  0.69  0.52  2.41  0  0  1  0  0  0  0 37.4 23.0 35.1  1.3 1.23
-112.02  33.43  0.65  0.54  2.12  0  1  0  0  0  0  0 40.3 22.5 16.6  3.5 1.27
 -83.33  42.23  0.48  0.19  2.11  0  0  0  0  1  0  0 40.9 22.6 21.3  6.4 0.66
 -80.28  25.82  0.70  0.73  1.94  0  0  0  0  0  0  1 25.7 25.9 11.0  5.9 1.06
 -75.25  39.88  0.77  0.48  1.59  0  0  0  0  0  1  0 35.4 20.5 32.2  9.9 1.18
 -93.22  44.88  0.48  0.28  1.52  0  0  0  1  0  0  0 26.9 24.9 17.6  2.6 1.18
-122.30  47.45  0.28  0.30  1.51  1  0  0  0  0  0  0 25.3 19.4 22.1  5.9 1.78
-121.88  37.33  0.31  0.33  1.50  1  0  0  0  0  0  0 30.4 17.9 25.1  5.9 0.94
 -81.87  41.42 -0.05  0.22  1.41  0  0  0  0  1  0  0 45.1 27.4 25.2 10.3 0.85
-117.32  34.12  0.25  0.68  1.42  0  0  1  0  0  0  0 37.0 35.9 27.9  0.7 1.03
 -80.22  40.50  0.39  0.15  1.34  0  0  0  0  1  0  0 31.6 20.7 27.6 14.2 1.22
-122.27  37.82  2.06  0.56  1.28  1  0  0  0  0  0  0 26.3 17.2 21.2  5.9 0.91
 -84.38  33.75  0.05  0.83  1.19  0  0  0  0  0  0  1 36.1 25.1 26.0  6.0 0.89
 -98.47  29.53  0.69  0.89  1.19  0  1  0  0  0  0  0 23.8 22.2 22.1  5.9 1.01
-117.37  33.98  0.85  0.47  1.17  0  0  1  0  0  0  0 52.0 33.4 25.0  0.4 1.12
-104.98  39.73  0.20  0.25  1.12  1  0  0  0  0  0  0 29.6 21.4 27.9  5.5 1.03
-121.48  38.58 -0.45  0.52  1.04  1  0  0  0  0  0  0 33.3 26.7 16.3  5.9 0.94
 -90.20  38.62  0.85  1.23  0.99  0  0  0  0  1  0  0 30.1 22.8 22.5 11.3 1.05
 -78.88  42.88 -0.05  0.92  0.97  0  0  0  0  1  0  0 21.7 22.9 19.0  8.6 0.73
 -83.00  39.97  0.95  0.57  0.96  0  0  0  0  1  0  0 29.0 26.0 22.1  5.9 0.76
 -84.52  39.10  0.20  0.40  0.87  0  0  0  0  1  0  0 34.2 25.8 26.7 11.9 1.00
 -82.65  27.77  1.50  1.00  0.85  0  0  0  0  0  0  1 23.5 24.6 11.8  5.9 0.71
 -94.58  39.10  0.40  1.00  0.84  0  0  0  1  0  0  0 25.9 27.6  9.2  2.4 0.62
 -82.45  27.95  1.90  1.05  0.83  0  0  0  0  0  0  1 28.3 23.5 21.2  7.8 0.78
 -90.05  35.13  0.40  1.10  0.83  0  0  0  0  0  0  1 30.3 29.0 26.8  6.8 1.19
 -86.15  39.77  1.35  0.53  0.80  0  0  0  0  1  0  0 32.0 31.9 20.2  7.7 0.90
 -74.17  40.73  0.60  0.70  0.78  0  0  0  0  0  1  0 32.9 15.2 33.6  9.6 0.87
 -76.62  39.28  0.95  0.42  0.74  0  0  0  0  0  1  0 32.9 21.2 32.9  8.4 0.92
-111.88  40.75  0.25  0.18  0.73  1  0  0  0  0  0  0 32.9 23.0 29.6  4.4 1.35
 -77.62  43.17  1.80  1.20  0.71  0  0  0  0  0  1  0 21.9 22.7 22.1 10.4 0.63
 -71.80  42.27  3.25  1.13  0.71  0  0  0  0  0  1  0 22.2 30.0 25.2  6.7 0.89
 -81.38  28.55  0.00  1.75  0.68  0  0  0  0  0  0  1 22.7 24.1 11.4  1.5 0.93
 -81.65  30.33  0.10  1.05  0.67  0  0  0  0  0  0  1 29.9 28.2 14.8  2.2 0.92
-119.78  36.73  0.90  0.50  0.67  0  0  1  0  0  0  0 43.4 29.4 21.7  1.9 0.68
 -85.77  38.25  1.15  0.97  0.66  0  0  0  0  1  0  0 30.8 19.8 22.4  8.4 1.12
 -72.57  42.37  1.90  0.95  0.66  0  0  0  0  0  1  0 26.0 17.9 29.9 10.0 1.13
 -86.80  33.52  1.40  0.70  0.65  0  0  0  0  0  0  1 31.2 22.4 22.1  6.6 1.05
 -77.10  38.90  0.75  1.02  0.61  0  0  0  0  0  1  0 28.2 17.5 25.6 11.2 1.23
 -97.50  35.50  0.05  1.02  0.60  0  1  0  0  0  0  0 25.0 28.4 13.9  5.9 0.71
 -71.40  41.82  1.25  0.88  0.60  0  0  0  0  0  1  0 30.9 25.4 21.9  9.5 1.00
-106.48  31.75  0.20  0.30  0.59  0  1  0  0  0  0  0 41.2 24.4 23.6  9.1 1.25
-122.43  47.23  0.60  0.85  0.59  1  0  0  0  0  0  0 28.0 23.8 22.1  6.5 1.66
 -97.75  30.28  1.10  1.45  0.58  0  1  0  0  0  0  0 21.1 25.5 22.1  5.9 1.02
 -84.20  39.75 -0.60  1.20  0.57  0  0  0  0  1  0  0 27.4 26.6 22.1  5.9 0.83
 -74.07  40.73  0.85  0.57  0.55  0  0  0  0  0  1  0 30.5 19.7 28.7 10.7 2.01
-119.02  35.38  0.65  0.48  0.54  0  0  1  0  0  0  0 53.2 33.3 19.4  3.0 1.05
 -81.52  41.08  0.40  0.80  0.51  0  0  0  0  1  0  0 22.4 30.5 22.1 12.0 0.70
 -80.85  35.22  1.80  1.30  0.51  0  0  0  0  0  0  1 30.7 29.3 16.2  5.9 1.11
 -86.78  36.17 -0.40  0.60  0.51  0  0  0  0  0  0  1 32.4 16.2 22.1 11.6 1.12
 -95.92  36.17  0.90  1.15  0.50  0  0  0  0  0  0  1 26.6 31.4 16.6  6.9 0.65
 -85.67  42.97 -0.15  1.08  0.50  0  0  0  0  1  0  0 22.8 27.7 22.1  3.0 0.57
 -90.07  29.97 -0.30  0.95  0.50  0  0  0  0  0  0  1 29.0 20.5 21.3  5.9 0.94
-121.28  37.97  0.05  0.67  0.48  1  0  0  0  0  0  0 39.0 22.6 24.2  1.7 0.82
-106.65  35.08  0.80  1.35  0.48  0  1  0  0  0  0  0 16.9 25.8 22.1  5.9 0.79
 -76.15  43.05  1.30  1.15  0.47  0  0  0  0  0  1  0 24.5 23.7 22.1  3.6 1.17
 -83.55  41.65  2.95  1.27  0.46  0  0  0  0  1  0  0 25.6 27.1 22.1  5.9 1.03
 -78.63  35.77 -0.30  2.05  0.42  0  0  0  0  0  0  1 25.6 35.4 12.7  5.9 1.61
 -97.33  37.70 -1.05  1.73  0.40  0  0  0  1  0  0  0 25.6 24.2 22.1  4.8 0.65
-104.82  38.83  1.95  1.77  0.40  1  0  0  0  0  0  0 26.3 24.3 22.1  5.9 1.09
 -91.18  30.45  0.00  1.75  0.38  0  0  0  0  0  0  1 27.3 21.2 16.6  5.2 0.43
-121.00  37.65 -1.65  1.02  0.37  1  0  0  0  0  0  0 41.7 26.1 24.2  1.9 0.91
 -89.40  43.07  0.50  2.25  0.37  0  0  0  0  1  0  0 19.9 29.7 22.1  3.3 1.04
-117.40  47.67  0.30  0.25  0.36  1  0  0  0  0  0  0 36.0 32.6 22.1  5.9 2.19
 -92.28  34.75 -2.70  1.40  0.35  0  0  0  0  0  0  1 25.8 27.7  9.3  2.6 1.02
 -79.80  36.07 -1.20  1.60  0.35  0  0  0  0  0  0  1 27.5 24.9 22.1  4.2 1.22
 -83.92  35.97 -0.40  1.20  0.34  0  0  0  0  0  0  1 36.3 29.6 22.1  5.9 1.36
 -93.75  32.52  2.15  1.67  0.33  0  0  0  0  0  0  1 24.7 28.2 22.1  2.3 1.02
 -93.62  41.58 -0.85  0.68  0.33  0  0  0  1  0  0  0 35.5 11.8 22.1  5.9 0.86
 -85.15  41.07  0.65  2.08  0.30  0  0  0  0  1  0  0 23.2 32.1 22.1  4.0 1.44
 -97.40  27.78 -0.15  1.83  0.29  0  1  0  0  0  0  0 24.7 23.9 22.1  1.0 1.02
 -76.28  36.85 -1.35  1.83  0.26  0  0  0  0  0  1  0 26.0 24.9 19.6  6.7 0.73
 -90.20  32.30 -1.75  1.88  0.25  0  0  0  0  0  0  1 26.4 23.9 22.1  5.9 0.79
 -86.58  34.73  0.75  1.38  0.24  0  0  0  0  0  0  1 26.0 30.4 12.9  5.9 0.63
 -84.50  38.05 -0.10  1.65  0.23  0  0  0  0  1  0  0 24.5 32.8 16.4  6.2 0.88
-101.85  33.58 -0.90  0.85  0.22  0  1  0  0  0  0  0 25.1 24.9 22.1  5.9 1.02
 -77.45  37.55 -0.10  2.05  0.20  0  0  0  0  0  1  0 25.4 24.9 23.7  5.8 0.66
 -77.12  38.88 -1.00  1.75  0.17  0  0  0  0  0  1  0 22.0 29.0 25.5  5.9 0.66
 -73.98  41.93  1.50  1.75  0.17  0  0  0  0  0  1  0 20.4 24.9 22.1  5.9 1.02
 -87.58  37.97  1.25  1.88  0.17  0  0  0  0  1  0  0 32.4 24.9 22.1  5.9 1.02
 -94.63  36.12  0.30  1.25  0.16  0  0  0  1  0  0  0 43.4 18.5 17.6  4.7 0.82
-122.17  47.58  0.90  0.95  0.16  1  0  0  0  0  0  0 22.7 24.9 22.1  5.9 1.27
 -95.67  39.05  1.80  1.85  0.16  0  0  0  1  0  0  0 29.0 24.9 22.1  5.9 1.02
