| 2020 Q4 | 104 index (102 studies) | 2020 Q4; Rolling four-quarter total; 2021 Q4=100 |
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| 2020 Q4 | 56 index (9 authorizations) | 2020 Q4; Rolling four-quarter total; 2021 Q4=100 |
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| 2021 Q1 | 104 index (102 studies) | 2021 Q1; Rolling four-quarter total; 2021 Q4=100 |
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| 2021 Q1 | 75 index (12 authorizations) | 2021 Q1; Rolling four-quarter total; 2021 Q4=100 |
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| 2021 Q2 | 112 index (110 studies) | 2021 Q2; Rolling four-quarter total; 2021 Q4=100 |
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| 2021 Q2 | 100 index (16 authorizations) | 2021 Q2; Rolling four-quarter total; 2021 Q4=100 |
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| 2021 Q3 | 107 index (105 studies) | 2021 Q3; Rolling four-quarter total; 2021 Q4=100 |
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| 2021 Q3 | 100 index (16 authorizations) | 2021 Q3; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2021 Q4 | 100 index (98 studies) | 2021 Q4; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2021 Q4 | 100 index (16 authorizations) | 2021 Q4; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2022 Q1 | 101 index (99 studies) | 2022 Q1; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2022 Q1 | 81 index (13 authorizations) | 2022 Q1; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2022 Q2 | 113 index (111 studies) | 2022 Q2; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2022 Q2 | 106 index (17 authorizations) | 2022 Q2; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2022 Q3 | 131 index (128 studies) | 2022 Q3; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2022 Q3 | 156 index (25 authorizations) | 2022 Q3; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2022 Q4 | 146 index (143 studies) | 2022 Q4; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2022 Q4 | 162 index (26 authorizations) | 2022 Q4; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2023 Q1 | 140 index (137 studies) | 2023 Q1; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2023 Q1 | 188 index (30 authorizations) | 2023 Q1; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2023 Q2 | 152 index (149 studies) | 2023 Q2; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2023 Q2 | 188 index (30 authorizations) | 2023 Q2; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2023 Q3 | 166 index (163 studies) | 2023 Q3; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2023 Q3 | 188 index (30 authorizations) | 2023 Q3; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2023 Q4 | 176 index (172 studies) | 2023 Q4; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2023 Q4 | 238 index (38 authorizations) | 2023 Q4; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2024 Q1 | 204 index (200 studies) | 2024 Q1; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2024 Q1 | 281 index (45 authorizations) | 2024 Q1; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2024 Q2 | 209 index (205 studies) | 2024 Q2; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2024 Q2 | 275 index (44 authorizations) | 2024 Q2; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2024 Q3 | 221 index (217 studies) | 2024 Q3; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2024 Q3 | 294 index (47 authorizations) | 2024 Q3; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2024 Q4 | 230 index (225 studies) | 2024 Q4; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2024 Q4 | 281 index (45 authorizations) | 2024 Q4; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2025 Q1 | 237 index (232 studies) | 2025 Q1; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2025 Q1 | 275 index (44 authorizations) | 2025 Q1; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2025 Q2 | 237 index (232 studies) | 2025 Q2; Rolling four-quarter total; 2021 Q4=100 |
|---|
| 2025 Q2 | 281 index (45 authorizations) | 2025 Q2; Rolling four-quarter total; 2021 Q4=100 |
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