This picture taken on January 20, 2015 shows a gridlock in Jakarta's main road. Jakarta has just won the distinction of having the worlds worst traffic, according to a recent index.

And you thought your commute was bad?

Jakarta is the worst city in the world for traffic jams, according to new index created by motor oil company Castrol. Drivers in the Indonesian capital are stopping and starting and their cars 33,240 times per year on the road, a Castrol study found.

Relying on information from TomTom navigation devices in 78 countries, the index used an algorithm to determine the number of times a car started and stopped per kilometer, then multiplied it by the average annual driving distance in the country.

After Jakarta, the worst cities for traffic jams are Istanbul, Turkey; Mexico City, Mexico; Surabaya, Indonesia; and St. Petersburg, Russia. No American cities appeared in the top ten.

The 10 worst:

10. Buenos Aires, Argentina - 23,760
9. Guadalajara, Mexico - 24,840
8. Bangkok, Thailand - 27,480
7. Rome, Italy - 28,680
6. Moscow, Russia - 28,680
5. St. Petersburg, Russia - 29,040
4. Surabaya, Indonesia - 29,880
3. Mexico City, Mexico - 30,840
2. Istanbul, Turkey - 32,520
1. Jakarta, Indonesia - 33,240

And here are the 10 best cities for traffic:

10. Kosice, Slovakia - 7,440
9. Copenhagen, Denmark - 7,440
8. Brno, Czech Republic - 7,320
7. Porto, Portugal - 7,200
6. Antwerp, Belgium - 7,080
5. Brisbane, Australia - 6,960
3. Abu Dhabi, United Arab Emirates - 6,840
3. Bratislava, Slovakia - 6,840
2. Rotterdam, The Netherlands - 6,360
1. Tampere, Finland - 6,240