Here's a table showing the orbital periods of the planets in our solar system, rounded to the nearest tenth of a year:

| Planet | Orbital Period (Years) |

|----------------|-----------------------|

| Mercury | 0.2 |

| Venus | 0.6 |

| Earth | 1.0 |

| Mars | 1.9 |

| Jupiter | 11.9 |

| Saturn | 29.5 |

| Uranus | 84.0 |

| Neptune | 165.0 |

Let me know if you'd like more information about the planets!