Programming Languages to Learn in 2018

This list is taking in consideration the following: TIOBE Rating, this is an indicator of the popularity of programming languages. GitHub, most popular by opened pull requests. US Average Salary from Indeed. Average Salary Worldwide from StackOverflow.

✅JavaScript

TIOBE Rating: 8, 2.41%. GitHub: 1, 2.3M pull requests.

US salary average: $110k.

Worldwide salary average: $50k.

✅Swift

TIOBE Rating: 11, 1.38%. GitHub: 13, 107k pull requests.

US salary average: $115k.

Worldwide salary average: $54k.

✅Python

TIOBE Rating: 4, 6.9%. GitHub: 2, 1M pull requests.

US salary average: $116k.

Worldwide salary average: $54k.

✅Java

TIOBE Rating: 1, 16.8%. GitHub: 3, 0.98M pull requests.

US salary average: $102k.

Worldwide salary average: N/A.

✅C++

TIOBE Rating: 3, 7.4%. GitHub: 6, 0.41M pull requests.

US salary average: $115k.

Worldwide salary average: $51k.

✅Ruby 

TIOBE Rating: 15, 1.18%. GitHub: 4, 0.87M pull requests.

US salary average: $119k.

Worldwide salary average: $60k.

✅C# 

TIOBE Rating: 6, 3.5%.

GitHub: 8, 326k pull requests.

US salary avg: $90k

Worldwide salary avg: $59k

Any thoughts?