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@@ -5589,7 +5589,9 @@ d3 = function() {
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for (j = 0; j < m; ++j) {
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out.call(stack, series[0][j], o = offsets[j], points[0][j][1]);
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for (i = 1; i < n; ++i) {
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- out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]);
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+ if (typeof series[i][j] != 'undefined'){
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+ out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]);
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+ }
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}
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}
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return data;
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