Table 11: Cloud-to-cloud chemical variation analysis in individual DLA systems.
$\lbrack$X/Y] # clouds a $\Delta v$ b Mean rms $\chi _{\nu }^2$ $\Delta_{\rm sngl}$ $\Delta_{\rm all}$ $\Delta_{\rm best}$

DLA toward Q0450-13
$\lbrack$Si/Fe] 11 232 0.313 0.151 13.66 0.69 0.34 0.21
$\lbrack$O/Si] 7 232 -0.345 0.636 117.36 1.28 1.47 0.75
$\lbrack$S/Si] 6 86 0.038 0.172 3.51 0.46 0.39 0.18
$\lbrack$Mg/Si] 6 86 1.103 0.227 6.57 0.54 0.51 0.27
$\lbrack$N/Si] 7 138 -1.275 0.282 12.82 0.69 0.58 0.29
$\lbrack$N/S] 6 86 -1.311 0.173 4.68 0.54 0.50 0.25
DLA toward Q1157+014
$\lbrack$Si/Fe] 4 144 0.448 0.026 0.26 0.07 0.06 0.00
$\lbrack$Si/Zn] 3 72 0.158 0.182 9.49 0.42 1.31 0.27
$\lbrack$Mg/Si] 4 144 -0.010 0.049 0.61 0.15 0.16 0.00
$\lbrack$Mn/Fe] 4 144 -0.214 0.095 5.74 0.31 0.44 0.14
$\lbrack$Zn/Fe] 3 72 0.311 0.201 8.26 0.41 1.21 0.26
DLA toward Q1210+17
$\lbrack$Si/Fe] 6 127 0.204 0.058 2.68 0.26 0.20 0.09
$\lbrack$Si/Zn] 3 51 0.013 0.060 0.12 0.00 0.01 0.07
$\lbrack$S/Zn] 3 51 -0.003 0.139 0.67 0.29 0.37 0.07
$\lbrack$S/Si] 3 51 -0.001 0.080 1.29 0.19 0.37 0.00
$\lbrack$Mn/Fe] 3 51 -0.296 0.015 0.29 0.07 0.10 0.03
$\lbrack$Zn/Fe] 3 51 0.267 0.156 0.88 0.33 0.45 0.00
DLA toward 1331+17 $^{\rm 1}$
$\lbrack$Si/Fe] 4 89 0.595 0.200 23.02 0.48 0.85 0.29
$\lbrack$Si/Zn] 4 89 -0.182 0.238 21.82 0.46 0.79 0.27
$\lbrack$S/Zn] 4 89 0.005 0.090 0.85 0.32 0.40 0.02
$\lbrack$S/Si] 4 89 0.139 0.149 2.00 0.44 0.59 0.18
$\lbrack$Mg/Si] 4 89 0.199 0.167 0.31 0.51 0.53 0.05
$\lbrack$Mn/Fe] 4 89 -0.154 0.226 13.99 0.43 0.77 0.22
$\lbrack$Zn/Fe] 4 89 0.810 0.476 60.47 0.81 1.45 0.59
$\lbrack$Cr/Fe] 4 89 0.164 0.192 10.94 0.46 0.82 0.26
DLA toward Q2230+02
$\lbrack$Si/Fe] 16 401 0.408 0.078 3.02 0.55 0.19 0.12
$\lbrack$Si/Zn] 4 144 -0.019 0.047 0.48 0.15 0.14 0.02
$\lbrack$S/Zn] 4 144 -0.033 0.137 1.77 0.32 0.39 0.10
$\lbrack$O/Si] 4 370 -0.593 0.303 10.27 0.72 1.31 0.43
$\lbrack$S/Si] 6 144 -0.011 0.101 1.63 0.36 0.26 0.09
$\lbrack$N/Si] 7 161 -1.003 0.122 1.75 0.33 0.20 0.07
$\lbrack$N/S] 6 144 -1.021 0.202 2.50 0.55 0.44 0.18
$\lbrack$Mn/Fe] 6 161 -0.155 0.087 3.09 0.32 0.25 0.10
$\lbrack$Zn/Fe] 4 144 0.423 0.082 1.69 0.28 0.35 0.08
DLA toward Q2231-00 $^{\rm 1}$
$\lbrack$Si/Fe] 10 161 0.349 0.136 7.19 0.61 0.32 0.18
$\lbrack$Si/Zn] 4 123 0.015 0.093 2.16 0.36 0.41 0.10
$\lbrack$S/Zn] 4 123 0.132 0.177 0.89 0.33 0.29 0.08
$\lbrack$S/Si] 8 135 0.233 0.259 5.83 0.89 0.57 0.26
$\lbrack$Mn/Fe] 5 135 -0.216 0.097 5.02 0.38 0.41 0.16
$\lbrack$Zn/Fe] 4 123 0.391 0.231 14.45 0.62 1.04 0.30
$\lbrack$Cr/Fe] 5 135 0.066 0.110 3.43 0.39 0.39 0.12
DLA toward Q2343+12 $^{\rm 1}$
$\lbrack$Si/Fe] 19 355 0.515 0.208 24.37 1.09 0.45 0.33
$\lbrack$Si/Zn] 3 35 -0.045 0.021 0.25 0.08 0.12 0.00
$\lbrack$O/Si] 17 305 -0.153 0.265 20.86 1.12 0.52 0.37
$\lbrack$N/Si] 9 305 -0.810 0.465 18.54 1.00 0.77 0.36
$\lbrack$Mn/Fe] 3 35 -0.214 0.021 0.16 0.10 0.12 0.00
$\lbrack$Zn/Fe] 3 35 0.623 0.056 1.53 0.17 0.39 0.06
$\textstyle \parbox{13.5cm}{ $^{1}$\space DLAs from our first sample, see their ... ...1}$\space covered by the clouds in the DLA galaxy for a given [X/Y] ratio. \\ }$

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