Table 3 DBC/DCO ratios at specific percentile pairs obtained from the time series of observed values at both monitoring sites. Values in parentheses represent the 95% confidence interval of the mean obtained from random samples of the whole time series (see text for details).

From: Assessing black carbon sources with aethalometer data and ambient ΔBC/ΔCO ratios analysis

Percentile pair

SCT Site

APO site

0.50, 99.50

0.2804

75.203

0.1885

9.4862

(0.2742, 0.2824)

(69.91, 77.74)

(0.1884, 0.2007)

(9.247, 9.886)

1.00, 99.0

0.3278

29.677

0.2365

7.4213

(0.3223, 0.3355

(28.726, 31.604)

(0.2361, 0.2446)

(7.137. 7.5279

1.25, 98.75

0.3456

25.034

0.2624

6.8206

(0.3431, 3504)

(24.078, 26.190)

(0.2606, 0.2736)

(6.5956, 6.9189)

2.50, 97.50

0.4068

17.193

0.3395

5.2455

(0.4025, 0.4122)

(16.785, 17.935)

(0.3392, 0.3463)

(5.0951, 5.2536)

5.00, 95.00

0.5081

10.309

0.4529

3.9068

(0.5074, 0.5168)

(10.1476, 10.5590)

(0.4510, 0.4603)

(3.8640, 3.9525)