How did CAT's R&D expenses change in 2022-2024?

Caterpillar's R&D expenses remained relatively stable over the past two years, with a slight increase in 2023 compared to 2022. The company's commitment to innovation is evident, but the financial outlay has not significantly changed, indicating a strategic balance between investment and operational stability. |code|Ticker|Name|Date|R&D Expenses|R&D Expenses YoY|market_code| |---|---|---|---|---|---|---| |CAT|CAT.N|Caterpillar|2022 Q1|4.57E8|22.192513368983956|169| |CAT|CAT.N|Caterpillar|2022 Q2|4.8E8|7.623318385650224|169| |CAT|CAT.N|Caterpillar|2022 Q3|4.76E8|11.475409836065573|169| |CAT|CAT.N|Caterpillar|2022 Q4|4.01E8|-8.656036446469248|169| |CAT|CAT.N|Caterpillar|2023 Q1|4.72E8|3.282275711159737|169| |CAT|CAT.N|Caterpillar|2023 Q2|5.28E8|10|169| |CAT|CAT.N|Caterpillar|2023 Q3|5.54E8|16.386554621848738|169| |CAT|CAT.N|Caterpillar|2023 Q4|5.54E8|38.15461346633416|169| |CAT|CAT.N|Caterpillar|2024 Q1|5.2E8|10.16949152542373|169| |CAT|CAT.N|Caterpillar|2024 Q2|5.35E8|1.3257575757575757|169|