What are the most important figures in the passage provided about Singapore? Please provide in bullet points.

- Geographic position to equator: 137 kilometres or 85 miles north of equator
- Singapore has 1 main island, 63 smaller islands and 1 outlying islet
- Area has increased of 25% since country independence
- Has the 3rd densest population in the world
- Singapore has 4 official languages: English, Malay, Mandarin, and Tamil