$header_formats = [ [ { name => 'Area', colspan => 1, rowspan => 3 }, { name => 'country', colspan => 1, rowspan => 3 }, { name => 'location', colspan => 1, rowspan => 3 }, { name => 'pers', colspan => 6, rowspan => 0 }, { name => 'sales', colspan => 7, rowspan => 0 }, { name => 'dev', colspan => 5, rowspan => 0 }, { name => 'total', colspan => 1, rowspan => 3 } ], [ { name => 'employee', colspan => 3, rowspan => 0 }, { name => 'contractor', colspan => 2, rowspan => 0 }, { name => 'total', colspan => 1, rowspan => 2 }, { name => 'employee', colspan => 2, rowspan => 0 }, { name => 'contractor', colspan => 2, rowspan => 0 }, { name => 'consultant', colspan => 2, rowspan => 0 }, { name => 'total', colspan => 1, rowspan => 2 }, { name => 'employee', colspan => 2, rowspan => 0 }, { name => 'consultant', colspan => 2, rowspan => 0 }, { name => 'total', colspan => 1, rowspan => 2 } ], [ { name => 'f', colspan => 1, rowspan => 1 }, { name => 'm', colspan => 1, rowspan => 1 }, { name => 'total', colspan => 1, rowspan => 1 }, { name => 'm', colspan => 1, rowspan => 1 }, { name => 'total', colspan => 1, rowspan => 1 }, { name => 'm', colspan => 1, rowspan => 1 }, { name => 'total', colspan => 1, rowspan => 1 }, { name => 'm', colspan => 1, rowspan => 1 }, { name => 'total', colspan => 1, rowspan => 1 }, { name => 'f', colspan => 1, rowspan => 1 }, { name => 'total', colspan => 1, rowspan => 1 }, { name => 'm', colspan => 1, rowspan => 1 }, { name => 'total', colspan => 1, rowspan => 1 }, { name => 'f', colspan => 1, rowspan => 1 }, { name => 'total', colspan => 1, rowspan => 1 } ] ];