For coloring map of OMAN :
You can use this sample statistics excel(.xls) file below.
Download the file and insert your statistical data to DATA coulumns.
You can change DATA1,DATA2... as data title you want.
Important Please don't change CITY and ID coulumns in the file
Upload your statistical data below
Places on the map : Ad Dākhilīyah, Al Bāţinah North, Al Bāţinah South, Al Buraymī, Al Fujayrah, Al Wusţá, Ash Shāriqah, Ash Sharqīyah North, Ash Sharqīyah South, Az̧ Z̧āhirah, Dubayy, Masqaţ, Musandam, Neutral Zone, Neutral Zone, Ra’s al Khaymah, Z̧ufār