| As | Cd | Cr | Fe | Mn | Ni | Pb | Zn |
P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 | −4.3 −1.8 −3.1 −2.3 −3.5 −2.4 −4.8 −3.3 −2.5 −1.8 −1.7 1.6 | −8.1 −7.9 −8.9 −9.1 −7.6 −7.7 −7.3 −9.8 −7.9 −7.3 −7.9 −7.4 | −2.5 −5.1 −1.9 −4.1 −2.4 −4.7 −2.7 −4.7 −5.6 −4.8 −4 −1.3 | −2.3 −5.7 0.1 −2.3 −2.2 −2.6 −1.8 −3.1 1.1 −5.5 −2.4 −3 | −2 −3.6 0.2 −1.4 1 −0.2 0.2 0 −0.2 −5.9 0 −1.5 | −1.7 −2.1 −3 −6.9 −1.7 −2.3 −5.3 −8 −1.8 −2.8 −1.6 −2 | −3.2 −4.9 −0.4 −1.9 −2.8 −2.6 −4.3 −1.8 −3 −4.8 −2.4 −6.9 | −2.5 −7 6.9 3.4 −2.4 0.2 3.3 2.4 −1.1 0 −1.2 0.3 |