# The Arms Exports (SIPRI Trend Indicator Values)
The Arms Exports (SIPRI Trend Indicator Values) is an indicator developed by the **Stockholm International Peace Research Institute (SIPRI)** to measure the volume of international arms transfers, including **sales, aid, gifts, and transfers through manufacturing licenses**.
It focuses on **major conventional weapons** such as:
- **Aircraft**
- **Armored vehicles**
- **Artillery**
- **Radar systems**
- **Missiles**
- **Military-use ships**
It excludes:
- **Small arms**
- **Light weapons**
- **Trucks**
- **Small artillery**
- **Ammunition**
- **Support equipment**
- **Technology transfers**
- **Services**
The values are expressed in **SIPRI Trend Indicator Values (TIVs) in US dollars (US$ million)**, with a **0** indicating that the value of deliveries is less than US$0.5 million.
The chart displays the values of arms exports for **Spain** in **US dollars (US$ million)** over a **23-year period, from 2000 to 2022**.