Table 2.
Distribution of the community and season averaged species - to-PM2.5 mass proportions for selected species, across all communities.
Min. | 1st Qu. | Median | Mean | 3rd Qu. | Max. | |
---|---|---|---|---|---|---|
Winter | ||||||
As | 0.00005 | 0.00007 | 0.00009 | 0.00010 | 0.00013 | 0.00017 |
Br | 0.00013 | 0.00021 | 0.00025 | 0.00027 | 0.00030 | 0.00057 |
Cr | 0.00005 | 0.00008 | 0.00013 | 0.00017 | 0.00019 | 0.00073 |
EC | 0.02800 | 0.04440 | 0.05921 | 0.06179 | 0.07297 | 0.11720 |
Mn | 0.00007 | 0.00012 | 0.00020 | 0.00025 | 0.00029 | 0.00076 |
Na+ | 0.00428 | 0.00916 | 0.01234 | 0.01326 | 0.01784 | 0.02206 |
Ni | 0.00002 | 0.00007 | 0.00012 | 0.00018 | 0.00020 | 0.00066 |
OC | 0.15770 | 0.22330 | 0.26060 | 0.28270 | 0.30940 | 0.60360 |
SO42- | 0.05094 | 0.08475 | 0.18840 | 0.17280 | 0.23510 | 0.28830 |
Spring | ||||||
As | 0.00004 | 0.00009 | 0.00011 | 0.00012 | 0.00013 | 0.00020 |
Br | 0.00013 | 0.00027 | 0.00030 | 0.00033 | 0.00034 | 0.00110 |
Cr | 0.00004 | 0.00009 | 0.00013 | 0.00015 | 0.00020 | 0.00035 |
EC | 0.02337 | 0.04498 | 0.05780 | 0.06021 | 0.06758 | 0.14310 |
Mn | 0.00008 | 0.00016 | 0.00021 | 0.00037 | 0.00035 | 0.00260 |
Na+ | 0.00471 | 0.01003 | 0.01325 | 0.01783 | 0.02300 | 0.05077 |
Ni | 0.00002 | 0.00007 | 0.00015 | 0.00020 | 0.00019 | 0.00084 |
OC | 0.09634 | 0.19490 | 0.24540 | 0.27130 | 0.28280 | 0.99030 |
SO42- | 0.12100 | 0.20270 | 0.25690 | 0.27600 | 0.30840 | 0.93540 |
Summer | ||||||
As | 0.00004 | 0.00007 | 0.00010 | 0.00010 | 0.00013 | 0.00022 |
Br | 0.00009 | 0.00018 | 0.00020 | 0.00022 | 0.00026 | 0.00043 |
Cr | 0.00003 | 0.00007 | 0.00012 | 0.00012 | 0.00016 | 0.00021 |
EC | 0.02345 | 0.03834 | 0.04898 | 0.04779 | 0.05715 | 0.08223 |
Mn | 0.00010 | 0.00014 | 0.00018 | 0.00025 | 0.00029 | 0.00094 |
Na+ | 0.00315 | 0.00801 | 0.00952 | 0.01502 | 0.01838 | 0.04950 |
Ni | 0.00002 | 0.00006 | 0.00010 | 0.00015 | 0.00017 | 0.00086 |
OC | 0.13800 | 0.22310 | 0.25400 | 0.26160 | 0.29090 | 0.46250 |
SO42- | 0.17060 | 0.23030 | 0.29560 | 0.28970 | 0.33640 | 0.41870 |
Autumn | ||||||
As | 0.00005 | 0.00008 | 0.00011 | 0.00012 | 0.00017 | 0.00024 |
Br | 0.00017 | 0.00022 | 0.00027 | 0.00027 | 0.00029 | 0.00038 |
Cr | 0.00004 | 0.00008 | 0.00014 | 0.00015 | 0.00019 | 0.00048 |
EC | 0.03039 | 0.05546 | 0.06364 | 0.06337 | 0.07394 | 0.09023 |
Mn | 0.00011 | 0.00017 | 0.00024 | 0.00030 | 0.00032 | 0.00088 |
Na+ | 0.00388 | 0.00727 | 0.01119 | 0.01131 | 0.01398 | 0.02762 |
Ni | 0.00001 | 0.00006 | 0.00009 | 0.00013 | 0.00016 | 0.00043 |
OC | 0.15760 | 0.24590 | 0.26240 | 0.27620 | 0.29270 | 0.47500 |
SO42- | 0.08987 | 0.16770 | 0.24910 | 0.22490 | 0.27560 | 0.33880 |