For the TIMSS 2023 study, how many countries and benchmarking systems participated, and how many students were assessed? Additionally, what year did TIMSS begin, and how often has the study been conducted since its inception?
Navigate to the TIMSS & PIRLS International Study Center homepage. Click on the 'TIMSS' dropdown in the navigation bar. Click on the '2023' link within the TIMSS dropdown. Click on the '+ View the Full Report' link on the TIMSS 2023 homepage. Locate the 'About TIMSS 2023' section to find the inauguration year and frequency of the study, and the number of participating countries and benchmarking systems. Locate the 'TIMSS 2023 Participants and Students Assessed' section to extract the total number of students assessed.
State the total number of countries that participated in TIMSS 2023. State the total number of benchmarking systems that participated in TIMSS 2023. State the total number of students assessed in TIMSS 2023. State the year TIMSS began. State how frequently TIMSS has been conducted since its inception.