Ribbon: Blue with yellow edge stripes.
Instituted: 4 January 1888.
Awarded: For civil or military merit.
Grades: Origninally 8 - the lowest two classes being abolished in 2003.
| Class 1: Badge |
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| Class 1: Star |
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| Class 2: Badge |
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| Class 2: Star |
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| Class 3 |
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| Class 4 |
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| Class 5 |
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| Class 6 |
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